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What is an isotope? Does it mean there is a different number of protons or neutrons?
If units were explicitly specified for Kp of the reaction above, they would be [atm]n. What would be the value of n for this reaction?
For the reaction 2CH4(g) +3Cl2(g) -> 2CHCl3(l) + 3H2(g), the standard enthaly of change of reaction = -118.6KJ. The standard enthalpy of change of reaction
the log henrys law constant units of l-atmmole and measured at 25 degrees celsius for trichloroethylene is 1.03 for
The activation energy of an uncatalyzed reaction is 88kj/mol . The addition of a catalyst lowers the activation energy to 60kJ/mol . a. Assuming that the collision factor remains the same, by what factor will the catalyst increase the rate of the ..
What is the enthalpy of this reaction? Assume that no heat is lost to the surroundings or to the coffee cup itself and that the specific heat of the solution is the same as that of pure water.
Explain what was the final pH of the reaction mixture presuming nothing but the added H+ had any influence. HEPES pKa = 7.55
write separate oxidation and reduction half reactions for the procedure used in the test for nitrate ions.3 no3-aq 8
Calculate the mass of sugar (C12H22O11) that must be dissolved in 700 g of water to prepare 20% sugar solution
A 100.0 mL sample of water from a salt lake has a chloride ion concentration of 0.25 M. Does AgCl (s) precipitate from solution if 5.0 mL of 0.10 M AgNO3 (aq) is added to the sample
Then, in 5.0 more seconds, the boat's speed is 18 m/s. What is the boat's average acceleration for the total time?
Determine the pH of the solution after adding 50 ml of base. Determine the pH of the solution at the equivalence point.
A 200.0-mL sample of the same tap water required 47.86 mL of the standard EDTA for titration at pH 10 using calmagite indicator. Calculate the molar concentration of Mg2+ in the tap water.
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